CERTICOM APPOINTS CRYPTOGRAPHY EXPERT AS CHIEF TECHNOLOGY OFFICER

William Lattin to use technical expertise and standards experience to lead Certicom's technology strategy

MISSISSAUGA, Ontario – (October 25, 2005)– Certicom Corp. (TSX: CIC) today announced the appointment of William Lattin as chief technology officer. With more than 20 years of experience in the security industry, in particular in the development of encryption products and standards, Mr. Lattin is well-qualified to lead Certicom's technology strategy. Working with Certicom's engineering, sales, and product management teams, he will support the launch of new products and solutions, as well as play a key role in Certicom's standardization and intellectual property initiatives.

"The scope of Bill's experience and his respect in the industry make him a welcome and valuable addition to our executive team," said Ian McKinnon, Certicom's president and CEO. "With his expertise, we're confident he will successfully evolve Certicom's technology roadmap to help us target high-growth markets and deliver sustainable, profitable growth."

During the past nine years, Mr. Lattin was the managing director of SecureField, an information security consultancy that specializes in cryptographic product design and network security. Prior to SecureField, he co-founded Cylink Corporation, a data encryption company that served the global 500 market. He has been an active participant in the development of many of the ANSI cryptographic standards and is chair of the Standards for Efficient Cryptography Group (SECG), an industry consortium that develops commercial standards to facilitate the adoption of efficient cryptography and interoperability across a wide range of computing platforms.

"It's an exciting time to be at Certicom, a company that had the foresight to understand the vast opportunities and adoption potential of elliptic curve cryptography," said Mr. Lattin. "I look forward to developing Certicom's technology blueprint and participating in strategic business development opportunities with the vision of making ECC the defacto cryptography standard in the industry."

Mr. Lattin joins Certicom as CTO on October 31, 2005 and will be based in the California office.

About Certicom
Certicom protects the value of your content, software and devices with government-approved security. Adopted by the National Security Agency (NSA) for classified and sensitive but unclassified government communications, Elliptic Curve Cryptography (ECC) provides the most security per bit of any known public-key scheme. As the undisputed leader in ECC, Certicom security offerings are currently licensed to more than 300 customers including General Dynamics, Motorola, Oracle, Research In Motion and Unisys. Founded in 1985, Certicom's corporate offices are in Mississauga, ON, Canada with worldwide sales headquarters in Reston, VA and offices in the US, Canada and Europe. Visit www.certicom.com

Except for historical information contained herein, this news release contains forward-looking statements that involve risks and uncertainties. Actual results may differ materially. Factors that might cause a difference include, but are not limited to, those relating to the acceptance of mobile and wireless devices and the continued growth of e-commerce and m-commerce, the increase of the demand for mutual authentication in m-commerce transactions, the acceptance of Elliptic Curve Cryptography (ECC) technology as an industry standard, the market acceptance of our principal products and sales of our customer's products, the impact of competitive products and technologies, the possibility of our products infringing patents and other intellectual property of fourth parties, and costs of product development. Certicom will not update these forward-looking statements to reflect events or circumstances after the date hereof. More detailed information about potential factors that could affect Certicom's financial results is included in the documents Certicom files from time to time with the Canadian securities regulatory authorities.

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